Ext.regModel('materialModel', {
    fields: [
        {name: 'CodMaterial', type: 'string'},
		{name: 'CodUMedida', type: 'string'},
		//Null en todos los valores {name: 'Descripcion', type: 'string'},
		{name: 'Jerarquia', type: 'string'},
		{name: 'ValorRendimiento', type: 'string'},
		{name: 'TipoMaterial', type: 'string'},
		{name: 'EsFlete', type: 'boolean'},
		{name: 'EsEstiba', type: 'boolean'},
		{name: 'EspecialServ', type: 'boolean'},
		{name: 'Tipo', type: 'string'},
		{name: 'CodMaterialCorto', type: 'string'},
		{name: 'TieneServ', type: 'boolean'},
		{name: 'Rendimiento', type: 'string'},
		{name: 'DescMovil', type: 'string'},
		{name: 'Descontinuado', type: 'string'},
		{name: 'UMedidaRendimiendo', type: 'string'},
		{name: 'DescMaterial', type: 'string'},
		{name: 'stock', type: 'string'},
        {name: 'PrecioUnit',  type: 'string'},
        {name: 'Peso',  type: 'string'},
		{name: 'Stock',  type: 'string'}
    ]
});